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modifying javascript dhtml: vertical scroller -> horizontal scroller

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BelliLint

Programmer
Jul 4, 2005
6
CA
I have been using a javascript that satisfies me cross-platform & in most browsers. It allows the user to control a vertically scrolling window. I need to transpose it to work as a horizontal scroll. Please guide me as to how I can do this.

It is broken up into two parts (top & bottom)-

TOP:
Code:
//Manual Scroller- © Dynamic Drive 2001
//For full source code, visit [URL unfurl="true"]http://www.dynamicdrive.com[/URL]

//specify speed of scroll (greater=faster)
var speed=3
var fastspeed=10

iens6=document.all||document.getElementById
ns4=document.layers

if (iens6){
document.write('<div id="container" style="position:relative;width:202px;height:250px;overflow:hidden;border:0px ridge white">')
document.write('<div id="content" style="position:absolute;width:202px;left:0px;top:0px">')
}

BOTTOM:
Code:
if (iens6){
document.write('</div></div>')
var crossobj=document.getElementById? document.getElementById("content") : document.all.content
var contentheight=crossobj.offsetHeight
}
else if (ns4){
var crossobj=document.nscontainer.document.nscontent
var contentheight=crossobj.clip.height
}

function movedown(){
if (window.moveupvar) clearTimeout(moveupvar)
if (iens6&&parseInt(crossobj.style.top)>=(contentheight*(-1)+220))
crossobj.style.top=parseInt(crossobj.style.top)-speed+"px"
else if (ns4&&crossobj.top>=(contentheight*(-1)+220))
crossobj.top-=speed
movedownvar=setTimeout("movedown()",20)
}

function moveup(){
if (window.movedownvar) clearTimeout(movedownvar)
if (iens6&&parseInt(crossobj.style.top)<=0)
crossobj.style.top=parseInt(crossobj.style.top)+speed+"px"
else if (ns4&&crossobj.top<=0)
crossobj.top+=speed
moveupvar=setTimeout("moveup()",20)
} 

function fastdown(){
if (window.moveupvar) clearTimeout(moveupvar)
if (iens6&&parseInt(crossobj.style.top)>=(contentheight*(-1)+220))
crossobj.style.top=parseInt(crossobj.style.top)-fastspeed+"px"
else if (ns4&&crossobj.top>=(contentheight*(-1)+220))
crossobj.top-=fastspeed
movedownvar=setTimeout("fastdown()",20)
}

function fastup(){
if (window.movedownvar) clearTimeout(movedownvar)
if (iens6&&parseInt(crossobj.style.top)<=0)
crossobj.style.top=parseInt(crossobj.style.top)+fastspeed+"px"
else if (ns4&&crossobj.top<=0)
crossobj.top+=fastspeed
moveupvar=setTimeout("fastup()",20)
}

function stopscroll(){
if (window.moveupvar) clearTimeout(moveupvar)
if (window.movedownvar) clearTimeout(movedownvar)
}

function movetop(){
stopscroll()
if (iens6)
crossobj.style.top=0+"px"
else if (ns4)
crossobj.top=0
} 

function movebot(){
stopscroll()
if (iens6)
crossobj.style.top=-contentheight+270+"px"
else if (ns4)
crossobj.top=-contentheight+270
} 

function getcontent_height(){
if (iens6)
contentheight=crossobj.offsetHeight
else if (ns4)
document.nscontainer.document.nscontent.visibility="show"
}
window.onload=getcontent_height
 
Why don't you try the Javascript forum (forum216)?


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